{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=%3A+Placebo+for+Probiotic&page=2",
    "query": {
      "intervention": ": Placebo for Probiotic",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 168,
    "total_pages": 17,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=%3A+Placebo+for+Probiotic&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=%3A+Placebo+for+Probiotic&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T18:00:46.325Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT06746285",
      "title": "Evaluating the Impact of Synbiotic Supplementation on Infants and Toddlers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastrointestinal Tolerance of Probiotics in Infants"
      ],
      "interventions": [
        {
          "name": "Synbiotic Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Lactose (inactive placebo)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Persephone Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Months",
        "maximum_age": "24 Months",
        "sex": "ALL",
        "summary": "2 Months to 24 Months"
      },
      "enrollment_count": 110,
      "start_date": "2025-01-01",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-09-30T18:00:46.325Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06746285"
    },
    {
      "nct_id": "NCT06791993",
      "title": "Impact of Probiotics on Gut Microbiome During Antibiotic Prophylaxis in Elective Orthopedic Surgery",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Dysbiosis",
        "Gut -microbiota",
        "Microbiome Analysis",
        "Probiotic",
        "Antibiotic Prophylaxis"
      ],
      "interventions": [
        {
          "name": "Placebo Capsule",
          "type": "DRUG"
        },
        {
          "name": "Probiotic with Human Milk Oligosaccharides (HMO)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Acibadem Maslak Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 60,
      "start_date": "2025-02-01",
      "completion_date": "2025-10-01",
      "has_results": false,
      "last_update_posted_date": "2025-01-24",
      "last_synced_at": "2026-09-30T18:00:46.325Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06791993"
    },
    {
      "nct_id": "NCT06211062",
      "title": "The Use of Directed Probiotics in ME/CFS: Myalgic Encephalomyelitis/Chronic Fatigue Syndrome",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "ME/CFS",
        "IBS - Irritable Bowel Syndrome"
      ],
      "interventions": [
        {
          "name": "Floradapt Intensive GI",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Nova Southeastern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "45 Years to 70 Years"
      },
      "enrollment_count": 100,
      "start_date": "2022-12-20",
      "completion_date": "2026-02-24",
      "has_results": false,
      "last_update_posted_date": "2025-03-04",
      "last_synced_at": "2026-09-30T18:00:46.325Z",
      "location_count": 1,
      "location_summary": "Fort Lauderdale, Florida",
      "locations": [
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06211062"
    },
    {
      "nct_id": "NCT02127125",
      "title": "Mechanism of Microbiome-induced Insulin Resistance in Humans (Aim2)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Insulin Sensitivity"
      ],
      "interventions": [
        {
          "name": "Maltodextrin",
          "type": "DRUG"
        },
        {
          "name": "Synbiotic",
          "type": "DRUG"
        },
        {
          "name": "Sevelamer",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 69,
      "start_date": "2014-04-10",
      "completion_date": "2018-09-10",
      "has_results": true,
      "last_update_posted_date": "2020-09-11",
      "last_synced_at": "2026-09-30T18:00:46.325Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02127125"
    },
    {
      "nct_id": "NCT05595980",
      "title": "The Effects of a Novel Probiotic on Gastrointestinal Health in Generally Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastrointestinal Health",
        "Immune Health",
        "Digestive Health"
      ],
      "interventions": [
        {
          "name": "Probiotic",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "BIO-CAT Microbials, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "30 Years to 65 Years"
      },
      "enrollment_count": 80,
      "start_date": "2022-09-19",
      "completion_date": "2023-02-03",
      "has_results": false,
      "last_update_posted_date": "2023-02-06",
      "last_synced_at": "2026-09-30T18:00:46.325Z",
      "location_count": 1,
      "location_summary": "Addison, Illinois",
      "locations": [
        {
          "city": "Addison",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05595980"
    },
    {
      "nct_id": "NCT01018472",
      "title": "Probiotics in Infants With Cyanotic Congenital Heart Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cyanotic Congenital Heart Disease"
      ],
      "interventions": [
        {
          "name": "Bifidobacterium infantis",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "4 Months",
        "sex": "ALL",
        "summary": "Up to 4 Months"
      },
      "enrollment_count": 12,
      "start_date": "2009-11",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2014-12-02",
      "last_synced_at": "2026-09-30T18:00:46.325Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01018472"
    },
    {
      "nct_id": "NCT06704178",
      "title": "A Study to Evaluate the Effects of a Dietary Supplement on Children's Health and Development Outcomes.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Height",
        "Cognitive Function",
        "Weight Gain"
      ],
      "interventions": [
        {
          "name": "NuBest Tall Growth Protein Powder",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Powder",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "NuBest",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "10 Years to 16 Years"
      },
      "enrollment_count": 60,
      "start_date": "2024-06-12",
      "completion_date": "2025-02-16",
      "has_results": true,
      "last_update_posted_date": "2025-07-24",
      "last_synced_at": "2026-09-30T18:00:46.325Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06704178"
    },
    {
      "nct_id": "NCT05296395",
      "title": "Vascular Aging and Lp299v Study in Healthy Adults",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vascular Aging"
      ],
      "interventions": [
        {
          "name": "Lactobacillus Plantarum 299v in fermented oat drink",
          "type": "OTHER"
        },
        {
          "name": "Heat-Killed Placebo control fermented drink",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "50 Years to 99 Years"
      },
      "enrollment_count": 20,
      "start_date": "2023-02-01",
      "completion_date": "2027-09-22",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-09-30T18:00:46.325Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05296395"
    },
    {
      "nct_id": "NCT00618904",
      "title": "Efficacy of Probiotic Bacteria in Subjects With IBS or Functional Diarrhea/ Bloating",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Probiotics - Lactobacillus and bifidobacterium",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 56,
      "start_date": "2005-12",
      "completion_date": "2007-09",
      "has_results": false,
      "last_update_posted_date": "2013-07-09",
      "last_synced_at": "2026-09-30T18:00:46.325Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00618904"
    },
    {
      "nct_id": "NCT05343533",
      "title": "Probiotic Administration on Mood",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Sleep",
        "Stress",
        "Anxiety",
        "Mood Disorders"
      ],
      "interventions": [
        {
          "name": "Probiotic",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Lindenwood University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 70,
      "start_date": "2019-07-17",
      "completion_date": "2022-01-01",
      "has_results": false,
      "last_update_posted_date": "2022-04-25",
      "last_synced_at": "2026-09-30T18:00:46.325Z",
      "location_count": 1,
      "location_summary": "Saint Charles, Missouri",
      "locations": [
        {
          "city": "Saint Charles",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05343533"
    }
  ]
}